Vaillant MAG 144/1 G(K-NL)L Open spare parts

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In brief

Instalpunt supplies 43 original parts for the Vaillant MAG 144/1 G(K-NL)L Open, including sensors, gas valves and gas control, ignition and ionisation. Order online.

43Spare parts
3In stock
€8.47From
13Types

Looking for parts for the Vaillant MAG 144/1 G(K-NL)L Open (instantaneous water heater)? Below are all 43 original parts, grouped by part type. Choose a type to jump straight to the right table.

Sensors 1
Gas valves and gas control 1
Ignition and ionisation 2
Displays and controls 1
Filters 2
Valves 1
Motors 1
Electrical parts 2
Cables and wiring harnesses 1
Gaskets and seals 10
Pipes, tubes and hoses 4
Casing and panels 1
Fixing material 11
Other parts 5

Sensors for the Vaillant MAG 144/1 G(K-NL)L Open (1) all Vaillant sensors →

Part	Item no. / mfr. no.	Price	Stock
Vaillant temperature limiter with thermocouple for MAG 144/1 G(K-NL)L Open 0020206090	90170099 Mfr. no. 0020206090	€31.27	Made-to-order item	View & order

Gas valves and gas control for the Vaillant MAG 144/1 G(K-NL)L Open (1) all Vaillant gas valves and gas control →

Part	Item no. / mfr. no.	Price	Stock
Vaillant venturi for MAG 144/1 G(K-NL)L Open 0020206146	90170223 Mfr. no. 0020206146	€35.59	Made-to-order item	View & order

Ignition and ionisation for the Vaillant MAG 144/1 G(K-NL)L Open (2) all Vaillant ignition and ionisation →

Part	Item no. / mfr. no.	Price	Stock
Vaillant electrode (ignition and monitoring) for e.g. MAG Mini 114/1G K-NL Open 0010026280	80500939 Mfr. no. 0010026280	€37.75	In stock	View & order
Vaillant electrode (ignition and monitoring) for e.g. MAG Mini 114/1G K-NL Open 0010026281	80500940 Mfr. no. 0010026281	€47.47	Made-to-order item	View & order

Displays and controls for the Vaillant MAG 144/1 G(K-NL)L Open (1) all Vaillant displays and controls →

Part	Item no. / mfr. no.	Price	Stock
Vaillant knob for e.g. MAG Mini 11-0/1 GX Open 0020206071	90170094 Mfr. no. 0020206071	€29.11	Made-to-order item	View & order

Filters for the Vaillant MAG 144/1 G(K-NL)L Open (2) all Vaillant filters →

Part	Item no. / mfr. no.	Price	Stock
Vaillant filter for e.g. MAG Mini 11-0/1 GX Open 0020206138	90170112 Mfr. no. 0020206138	€28.03	Made-to-order item	View & order
Vaillant filter for e.g. MAG Mini 11-0/1 GX Open 0020135530	8050761 Mfr. no. 0020135530	€23.71	Made-to-order item	View & order

Valves for the Vaillant MAG 144/1 G(K-NL)L Open (1) all Vaillant valves →

Part	Item no. / mfr. no.	Price	Stock
Vaillant water flow regulator for e.g. MAG Mini 11-0/1 GX Open 0020206148	90170225 Mfr. no. 0020206148	€45.31	Made-to-order item	View & order

Motors for the Vaillant MAG 144/1 G(K-NL)L Open (1) all Vaillant motors →

Part	Item no. / mfr. no.	Price	Stock
Vaillant servomotor a25	90170219 Mfr. no. 0020206097	€103.63	Made-to-order item	View & order

Electrical parts for the Vaillant MAG 144/1 G(K-NL)L Open (2) all Vaillant electrical parts →

Part	Item no. / mfr. no.	Price	Stock
Vaillant switch for e.g. MAG Mini 11-0/1 GX Open 0020206101	90170103 Mfr. no. 0020206101	€37.75	In stock	View & order
Vaillant switch for e.g. MAG Mini 11-0/1 GX Open 0020206085	90170097 Mfr. no. 0020206085	€25.87	Made-to-order item	View & order

Cables and wiring harnesses for the Vaillant MAG 144/1 G(K-NL)L Open (1) all Vaillant cables and wiring harnesses →

Part	Item no. / mfr. no.	Price	Stock
Vaillant wiring harness for e.g. MAG Mini 11-0/1 GX Open 0020206095	90170101 Mfr. no. 0020206095	€28.03	Made-to-order item	View & order

Gaskets and seals for the Vaillant MAG 144/1 G(K-NL)L Open (10) all Vaillant gaskets and seals →

Part	Item no. / mfr. no.	Price	Stock
Vaillant O-ring 10 pcs for e.g. MAG Mini 11-0/1 GX Open 0020206057	90170086 Mfr. no. 0020206057	€26.95	Made-to-order item	View & order
Vaillant O-ring 10 pcs for e.g. MAG Mini 11-0/1 GX Open 0020206058	90170087 Mfr. no. 0020206058	€26.95	Made-to-order item	View & order
Vaillant gasket ring 10 pcs for e.g. MAG Mini 11-0/1 GX Open 0020206060	90170088 Mfr. no. 0020206060	€26.95	Made-to-order item	View & order
Vaillant sealing ring 10 pcs for e.g. MAG Mini 11-0/1 GX Open 0020206123	90170105 Mfr. no. 0020206123	€28.03	Made-to-order item	View & order
Vaillant gasket for e.g. MAG Mini 11-0/1 GX Open 0020206136	90170110 Mfr. no. 0020206136	€28.03	Made-to-order item	View & order
Vaillant sealing ring 10 pcs for e.g. MAG Mini 11-0/1 GX Open 0020206135	90170220 Mfr. no. 0020206135	€58.27	Made-to-order item	View & order
Vaillant diaphragm MAG 6.0/0 XI	8050698 Mfr. no. 0020135527	€34.51	Made-to-order item	View & order
Vaillant O-ring 10 pcs for e.g. MAG Mini 11-0/1 GX Open 0020135532	8050771 Mfr. no. 0020135532	€28.03	Made-to-order item	View & order
Vaillant gasket 10 pcs for e.g. MAG Mini 114/1G K-NL Open 0020135514	8050769 Mfr. no. 0020135514	€24.79	Made-to-order item	View & order
Vaillant gasket 10 pcs for e.g. MAG Mini 11-0/1 GX Open 0020135534	8050775 Mfr. no. 0020135534	€26.95	Made-to-order item	View & order

Pipes, tubes and hoses for the Vaillant MAG 144/1 G(K-NL)L Open (4) all Vaillant pipes, tubes and hoses →

Part	Item no. / mfr. no.	Price	Stock
Vaillant adapter piece front panel	90170089 Mfr. no. 0020206066	€28.03	Made-to-order item	View & order
Vaillant gas pipe for e.g. MAG Mini 11-0/1 GX Open 0020206161	90170116 Mfr. no. 0020206161	€46.39	Made-to-order item	View & order
Vaillant gas pipe for e.g. MAG Mini 11-0/1 GX Open 0020206164	90170117 Mfr. no. 0020206164	€31.27	Made-to-order item	View & order
Vaillant pipe for MAG 144/1 G(K-NL)L Open 0020206055	90170210 Mfr. no. 0020206055	€47.47	Made-to-order item	View & order

Casing and panels for the Vaillant MAG 144/1 G(K-NL)L Open (1) all Vaillant casing and panels →

Part	Item no. / mfr. no.	Price	Stock
Vaillant front plate for e.g. MAG Mini 11-0/1 GX Open 0020206073	90170095 Mfr. no. 0020206073	€49.63	Made-to-order item	View & order

Fixing material for the Vaillant MAG 144/1 G(K-NL)L Open (11) all Vaillant fixing material →

Part	Item no. / mfr. no.	Price	Stock
Vaillant retaining spring set with O-ring	8056814 Mfr. no. 219634	€20.47	In stock	View & order
Vaillant screw 105832, 10 pcs	8056745 Mfr. no. 105832	€25.87	Made-to-order item	View & order
Vaillant screw 0020135533	8050762 Mfr. no. 0020135533	€23.71	Made-to-order item	View & order
Vaillant screw 0020135522, 10 pcs	8050763 Mfr. no. 0020135522	€23.71	Made-to-order item	View & order
Vaillant screw 0020135525, 10 pcs	8050764 Mfr. no. 0020135525	€23.71	Made-to-order item	View & order
Vaillant clip 10 pcs for e.g. MAG Mini 11-0/1 GX Open 0020206093	90170100 Mfr. no. 0020206093	€29.11	Made-to-order item	View & order
Vaillant screw 0020206100, 10 pcs	90170102 Mfr. no. 0020206100	€26.95	Made-to-order item	View & order
Vaillant screw 0020206122, 10 pcs	90170104 Mfr. no. 0020206122	€26.95	Made-to-order item	View & order
Vaillant screw 0020206137, 10 pcs	90170111 Mfr. no. 0020206137	€26.95	Made-to-order item	View & order
Vaillant clip 10 pcs for e.g. MAG Mini 11-0/1 GX Open 0020115819	8050777 Mfr. no. 0020115819	€30.19	Made-to-order item	View & order
Vaillant holder for e.g. MAG Mini 11-0/1 GX Open 0020135524	8050781 Mfr. no. 0020135524	€31.27	Made-to-order item	View & order

Other parts for the Vaillant MAG 144/1 G(K-NL)L Open (5)

Part	Item no. / mfr. no.	Price	Stock
Vaillant connecting piece for MAG 144/1 G(K-NL)L Open 0020206069	90170092 Mfr. no. 0020206069	€28.03	Made-to-order item	View & order
Vaillant connecting piece for MAG 144/1 G(K-NL)L Open 0020206070	90170093 Mfr. no. 0020206070	€28.03	Made-to-order item	View & order
Vaillant flow limiter for MAG 144/1 G(K-NL)L Open 0020206144	90170221 Mfr. no. 0020206144	€52.87	Made-to-order item	View & order
Vaillant water section for MAG 144/1 G(K-NL)L Open 0010026234	80501030 Mfr. no. 0010026234	€71.23	Made-to-order item	View & order
Vaillant connection for e.g. MAG Mini 11-0/1 GX Open 0020135531	8050779 Mfr. no. 0020135531	€32.35	Made-to-order item	View & order

Fault code on your Vaillant MAG 144/1 G(K-NL)L Open? This is the part type involved

Common Vaillant fault codes and the part type that is usually the cause; the parts for this model are listed above.

Code	What is going on	Part type
F.00	The flow temperature sensor signal is interrupted.	Sensors
F.01	Ignition fault (no flame detection), no gas / gas tap closed, no ignition	Ignition and ionisation
F.01	The return temperature sensor signal is interrupted.	Sensors
F.02	The hot water connection temperature sensor signal is interrupted.	Sensors
F.022	Pressure loss in the heating circuit due to a leak or air lock, heating circuit pressure sensor defective	Sensors
F.03	The cylinder temperature sensor signal is interrupted.	Sensors

For guidance only: the same code can have a different cause depending on the situation.

Other Vaillant instantaneous water heaters

← All Vaillant parts

Frequently asked questions

Which parts are available for the Vaillant MAG 144/1 G(K-NL)L Open?

The catalogue lists 43 original parts for the Vaillant MAG 144/1 G(K-NL)L Open, including sensors, gas valves and gas control, ignition and ionisation, displays and controls. All parts are listed above, grouped by type, with part number and price.

How much does a sensor for the Vaillant MAG 144/1 G(K-NL)L Open cost?

The sensors for this model cost €21.88 incl. VAT. Check the table "Sensors" above for the right part number.

Are the parts for the Vaillant MAG 144/1 G(K-NL)L Open in stock?

3 of the 43 parts are in stock; shipping to EU countries from €12.95 (€16.95 for more distant countries), usually 3–5 working days. Parts marked "Made-to-order item" are ordered specially for you; the delivery time is shown on the product page.

How do I know which part I need for the Vaillant MAG 144/1 G(K-NL)L Open?

Search for the part by part number or use the parts list of the Vaillant MAG 144/1 G(K-NL)L Open. Is your appliance showing a fault code? The fault code table shows the matching part type.

Are these original Vaillant parts?

Yes. All 43 parts in this list are original manufacturer parts for the Vaillant MAG 144/1 G(K-NL)L Open, delivered with the correct part number.

How much do parts for the Vaillant MAG 144/1 G(K-NL)L Open cost?

Parts for the Vaillant MAG 144/1 G(K-NL)L Open range from €8.47 to €104.44 incl. VAT. The exact price of each part is shown in the tables above.

Can I return a part?

As a consumer you have a 14-day right of withdrawal. You may unpack and inspect the part; do not install or connect it. For a part that has been installed, connected or damaged we deduct the diminished value, up to the full price for circuit boards.